|Round|#|Player|Position|Nationality|College/Junior/Club Team (League)|
|---|---|---|---|---|---|
|1|7|Kyle Okposo|Right Wing|United States|Des Moines Buccaneers (USHL)|
|2|60|Jesse Joensuu|Wing|Finland|Ässät (SM-liiga)|
|3|70|Robin Figren|Wing|Sweden|Frölunda HC (Elitserien)|
|4|100|Rhett Rakhshani|Right Wing|United States|University of Denver(NCAA) /US National Team Development Program (USHL)|
|4|108|Jase Weslosky|Goalie|Canada|Sherwood Park Crusaders (AJHL)|
|4|115|Tomas Marcinko|Center|Slovakia|HC Košice (Slovak Extraliga)|
|4|119|Doug Rogers|Center|United States|Saint Sebastian's School (Independent School League)|
|5|141|Kim Johansson|Wing|Sweden|Malmö Jr.|
|6|160|Andrew MacDonald|Defenceman|Canada|Moncton Wildcats (QMJHL)|
|6|171|Brian Day|Right Wing|United States|Governor Dummer (Independent School League)|
|6|173|Stefan Ridderwall|Goalie|Sweden|Djurgården Jr. (J20)|
|7|190|Troy Mattila|Left Wing|United States|Springfield Jr. Blues (NAHL)|

Question: how many centers were drafted by the islander's in the 2006 nhl entry draft?
Answer: 2